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Sena M1 Mountain Bike Helmet

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Sena Helmet Sizing Chart
Sena Helmet Size Chart

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Sena M1 Mountain Bike Helmet

The built-in speakers are fully integrated and recessed above your ears, meaning no obtrusive headphones – this open-ear design allows awareness of your surroundings on the trail even as you listen to your music or chat with friends. The integrated microphone features Sena’s patented Advanced Noise Control™ technology, reducing unwanted wind noise.

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